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2
RESULTS

Media Type
2
texts
Availability
2
Always Available
Year
1
1881
1
1878
Topics & Subjects
2
Cipher and telegraph codes -- Cotton trade.
12
Cipher and telegraph codes.
4
Cipher and telegraph codes -- Railroads.
1
Ciphers -- Handbooks, manuals, etc. Cryptography -- United States. World War, 1914-1918 -- Cryptography.
1
Telegraph -- Codes.
Collection
Creator
2
shepperson, alfred b., d. 1911.
Language
2
English
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